"variator" meaning in English

{
  "forms": [
    {
      "form": "variators",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "variator (plural variators)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
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        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
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        },
        {
          "kind": "other",
          "name": "Terms with French translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Italian translations",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2012, Damir T. Jelaska, Gears and Gear Drives:",
          "text": "If n₂ changes are stepless, such drives are called continuous variable speed drives or variators.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A device that can change the parameters of something."
      ],
      "id": "en-variator-en-noun-FAFSetSJ",
      "translations": [
        {
          "code": "fr",
          "lang": "French",
          "sense": "device that can change parameters",
          "tags": [
            "masculine"
          ],
          "word": "variateur"
        },
        {
          "code": "it",
          "lang": "Italian",
          "sense": "device that can change parameters",
          "tags": [
            "masculine"
          ],
          "word": "variatore"
        }
      ],
      "wikipedia": [
        "variator"
      ]
    }
  ],
  "word": "variator"
}

{
  "forms": [
    {
      "form": "variators",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "variator (plural variators)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with quotations",
        "Entries with translation boxes",
        "Pages with 2 entries",
        "Pages with entries",
        "Terms with French translations",
        "Terms with Italian translations"
      ],
      "examples": [
        {
          "ref": "2012, Damir T. Jelaska, Gears and Gear Drives:",
          "text": "If n₂ changes are stepless, such drives are called continuous variable speed drives or variators.",
          "type": "quote"
        }
      ],
      "glosses": [
        "A device that can change the parameters of something."
      ],
      "wikipedia": [
        "variator"
      ]
    }
  ],
  "translations": [
    {
      "code": "fr",
      "lang": "French",
      "sense": "device that can change parameters",
      "tags": [
        "masculine"
      ],
      "word": "variateur"
    },
    {
      "code": "it",
      "lang": "Italian",
      "sense": "device that can change parameters",
      "tags": [
        "masculine"
      ],
      "word": "variatore"
    }
  ],
  "word": "variator"
}